:root {
  --ios-bg: #F2F2F7;
  --ios-card: #FFFFFF;
  --ios-label: #1C1C1E;
  --ios-secondary-label: #6E6E73;
  --ios-tertiary-label: #AEAEB2;
  --ios-separator: rgba(60, 60, 67, 0.18);
  --ios-fill: rgba(120, 120, 128, 0.12);

  --tint: #FF6B4A;          /* acento cálido (silla de montar) en vez del azul de iOS */
  --tint-dark: #E14F30;
  --gold: #E8A93A;
  --green: #34C759;
  --red: #FF3B30;
  --blue: #0A84FF;

  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --radius-xs: 10px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: #D9D9E0;
  color: var(--ios-label);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* -------- Marco tipo iPhone (solo en pantallas anchas) -------- */
.app-shell {
  width: 100%;
  max-width: 430px;
  height: 100vh;
  background: var(--ios-bg);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
@media (min-width: 480px) {
  .app-shell {
    height: min(100vh - 40px, 900px);
    margin: 20px 0;
    border-radius: 44px;
    box-shadow: 0 30px 70px rgba(0,0,0,0.35), 0 0 0 10px #111, 0 0 0 12px #2c2c2e;
  }
}

/* -------- Barra superior -------- */
header.topbar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: max(14px, env(safe-area-inset-top)) 16px 10px;
  background: rgba(242, 242, 247, 0.82);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 0.5px solid var(--ios-separator);
  position: sticky;
  top: 0;
  z-index: 20;
}
.topbar-brand {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 5px;
}
.hero-stats { display: flex; gap: 6px; }

.chip {
  font-size: 12px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 999px;
  white-space: nowrap;
}
.chip-tint { background: rgba(255, 107, 74, 0.14); color: var(--tint-dark); }
.chip-gold { background: rgba(232, 169, 58, 0.16); color: #8A6414; }

/* -------- Contenido -------- */
main#view {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 6px 16px 28px;
  scroll-behavior: smooth;
}

.page-title {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 10px 0 14px;
  color: var(--ios-label);
}

/* -------- Tarjetas -------- */
.card {
  background: var(--ios-card);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-bottom: 14px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04), 0 6px 16px rgba(0,0,0,0.05);
}
.card h2, .card h3 { margin-top: 0; }

.hero-card { text-align: center; padding: 24px 18px; }
.hero-horse { font-size: 2.6rem; }
.hero-horse.big { font-size: 4rem; }

/* -------- Botones -------- */
.btn {
  background: var(--ios-fill);
  border: none;
  color: var(--tint);
  padding: 10px 16px;
  border-radius: var(--radius-xs);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  margin: 4px 3px;
  transition: transform 0.12s ease, opacity 0.12s ease;
  font-family: inherit;
}
.btn:active { transform: scale(0.96); opacity: 0.85; }
.btn:disabled { opacity: 0.4; cursor: default; transform: none; }

.btn-primary {
  background: var(--tint);
  color: #fff;
  box-shadow: 0 4px 10px rgba(255, 107, 74, 0.35);
}
.btn.big {
  font-size: 17px;
  font-weight: 700;
  padding: 15px 20px;
  border-radius: var(--radius-sm);
  display: block;
  width: 100%;
  margin: 14px 0 4px;
  text-align: center;
}
.btn.small { font-size: 13px; padding: 7px 14px; border-radius: 999px; }
.btn.tiny { font-size: 12px; padding: 5px 10px; margin: 6px 0 0; border-radius: 999px; }

/* -------- Grid de accesos rápidos -------- */
.grid3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 10px;
}
.tile {
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  text-align: center;
  padding: 18px 8px;
  line-height: 1.9;
  color: var(--ios-label);
}
.tile:active { background: var(--ios-fill); }

/* -------- Mapa del rancho -------- */
.ranch-map {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 10px;
  text-align: center;
}
.ranch-building {
  background: var(--ios-bg);
  border-radius: var(--radius-sm);
  padding: 16px 6px;
  font-size: 1.7rem;
}
.ranch-building span {
  display: block;
  font-size: 11px;
  font-weight: 600;
  margin-top: 6px;
  color: var(--ios-secondary-label);
}

/* -------- Progreso -------- */
.progress-bar {
  background: var(--ios-fill);
  border-radius: 999px;
  height: 8px;
  overflow: hidden;
  margin: 10px 0;
}
.progress-bar.big { height: 10px; }
.progress-fill {
  background: linear-gradient(90deg, var(--gold), var(--tint));
  height: 100%;
  border-radius: 999px;
  transition: width 0.4s ease;
}

.muted { color: var(--ios-secondary-label); }
.muted.small, .small { font-size: 13px; }

/* -------- Secciones tipo Ajustes de iOS -------- */
.ios-section-label {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--ios-secondary-label);
  margin: 18px 4px 6px;
  letter-spacing: 0.02em;
}
.ios-list {
  background: var(--ios-card);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.ios-row {
  width: 100%;
  background: none;
  border: none;
  padding: 14px 16px;
  font-size: 15px;
  font-family: inherit;
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  border-bottom: 0.5px solid var(--ios-separator);
  text-align: left;
}
.ios-row:last-child { border-bottom: none; }
.ios-row:active { background: var(--ios-fill); }
.ios-row-danger { color: var(--red); }
.ios-row-static { color: var(--ios-label); cursor: default; }
.ios-row-static:active { background: none; }
.ios-chevron { color: var(--ios-tertiary-label); font-size: 16px; }

/* -------- Semanas / calendario -------- */
.week-title {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 22px 2px 10px;
  color: var(--ios-label);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.ribbon {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 700;
}
.ribbon-gold { background: rgba(232, 169, 58, 0.18); color: #8A6414; }
.ribbon-silver { background: rgba(142, 142, 147, 0.18); color: #48484A; }
.ribbon-bronze { background: rgba(200, 120, 60, 0.18); color: #8A4A1E; }
.ribbon-progress { background: rgba(10, 132, 255, 0.14); color: #0A5DC2; }
.ribbon-part { background: var(--ios-fill); color: var(--ios-secondary-label); }

.day-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}
.daycard {
  background: var(--ios-card);
  border-radius: var(--radius-md);
  padding: 14px;
  cursor: pointer;
  text-align: center;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04), 0 4px 10px rgba(0,0,0,0.04);
  transition: transform 0.12s ease;
  position: relative;
}
.daycard:active:not(.locked) { transform: scale(0.97); }
.daycard.locked { opacity: 0.5; cursor: default; box-shadow: none; }
.daycard.showday::before {
  content: "";
  position: absolute;
  top: 0; left: 14px; right: 14px;
  height: 3px;
  border-radius: 0 0 4px 4px;
  background: linear-gradient(90deg, var(--gold), var(--tint));
}
.daycard-date { font-size: 11px; color: var(--ios-tertiary-label); font-weight: 600; text-transform: uppercase; }
.daycard-title { font-weight: 700; font-size: 15px; margin: 4px 0; }
.daycard-subject { font-size: 12px; color: var(--tint); font-weight: 600; margin-bottom: 10px; }
.lockmsg { font-size: 12px; color: var(--ios-tertiary-label); }
.stars { font-size: 1rem; }

/* -------- Logros -------- */
.badge { text-align: center; }
.badge-emoji {
  font-size: 1.8rem;
  width: 52px; height: 52px;
  margin: 0 auto 8px;
  display: flex; align-items: center; justify-content: center;
  background: var(--ios-bg);
  border-radius: 14px;
}
.badge-name { font-weight: 700; font-size: 14px; margin: 4px 0; }
.badge.unlocked .badge-emoji { background: rgba(232, 169, 58, 0.18); }
.unlocked-tag { color: #8A6414; font-weight: 700; font-size: 12px; margin-top: 6px; }
.ribboncard { text-align: center; }
.ribbon-big { font-size: 1.05rem; font-weight: 800; }
.final-badge { text-align: center; }
.final-badge.unlocked { background: linear-gradient(180deg, #FFF6E3, #fff); }

/* -------- Sesión diaria -------- */
.steps {
  display: flex;
  gap: 5px;
  margin-bottom: 12px;
  overflow-x: auto;
  padding-bottom: 2px;
}
.step {
  flex-shrink: 0;
  background: var(--ios-fill);
  padding: 5px 10px;
  border-radius: 999px;
  color: var(--ios-secondary-label);
  font-size: 11px;
  font-weight: 700;
}
.step.on { background: var(--tint); color: white; }
.step.done { background: rgba(52, 199, 89, 0.16); color: #1F8B3C; }

.session-card.center { text-align: center; }
.session-tag {
  display: inline-block;
  background: rgba(232, 169, 58, 0.16);
  color: #8A6414;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 12px;
  margin-bottom: 10px;
}
.intro-text { font-size: 16px; line-height: 1.5; color: var(--ios-label); }

.options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 14px 0;
}
.opt-btn {
  background: var(--ios-bg);
  border: none;
  border-radius: var(--radius-xs);
  padding: 13px 12px;
  font-size: 15px;
  font-weight: 600;
  font-family: inherit;
  color: var(--ios-label);
  cursor: pointer;
  text-align: left;
}
.opt-btn:active:not(:disabled) { transform: scale(0.98); }
.opt-btn.correct { background: rgba(52, 199, 89, 0.16); color: #1F8B3C; }
.opt-btn.wrong { background: rgba(255, 59, 48, 0.13); color: #C22A20; }
.feedback { min-height: 22px; font-weight: 700; font-size: 14px; }

.vocab-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px;
  margin: 14px 0;
}
.vocab-card {
  background: var(--ios-bg);
  border-radius: var(--radius-sm);
  padding: 12px;
  text-align: center;
}
.vocab-emoji { font-size: 1.6rem; }
.vocab-word { font-weight: 700; font-size: 14px; margin-top: 4px; }
.vocab-es { font-size: 12px; }

.dialogue { display: flex; flex-direction: column; gap: 8px; margin: 14px 0; }
.bubble {
  padding: 10px 14px;
  border-radius: 18px;
  max-width: 85%;
  font-size: 14px;
}
.bubble-a { background: var(--ios-bg); align-self: flex-start; border-bottom-left-radius: 6px; }
.bubble-b { background: rgba(255, 107, 74, 0.12); align-self: flex-end; border-bottom-right-radius: 6px; }

.match-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 14px 0;
}
.match-col { display: flex; flex-direction: column; gap: 8px; }
.match-btn {
  background: var(--ios-bg);
  border: none;
  border-radius: var(--radius-xs);
  padding: 11px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  color: var(--ios-label);
}
.match-btn.selected { background: rgba(10, 132, 255, 0.14); color: #0A5DC2; }
.match-btn.matched { background: rgba(52, 199, 89, 0.16); color: #1F8B3C; opacity: 0.75; cursor: default; }
.match-btn.shake { animation: shake 0.35s; background: rgba(255, 59, 48, 0.13); color: #C22A20; }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

textarea#journalArea {
  width: 100%;
  border-radius: var(--radius-sm);
  border: none;
  background: var(--ios-bg);
  padding: 12px 14px;
  font-family: inherit;
  font-size: 15px;
  color: var(--ios-label);
  resize: vertical;
}
textarea#journalArea:focus { outline: 2px solid var(--tint); outline-offset: 1px; }

.ios-input {
  font-size: 16px;
  font-family: inherit;
  padding: 12px 16px;
  border-radius: 999px;
  border: none;
  background: var(--ios-bg);
  text-align: center;
  width: 80%;
  max-width: 260px;
  color: var(--ios-label);
  display: block;
  margin: 6px auto 4px;
}
.ios-input:focus { outline: 2px solid var(--tint); outline-offset: 2px; }

.ios-select {
  font-size: 15px;
  font-family: inherit;
  padding: 12px 14px;
  border-radius: var(--radius-xs);
  border: none;
  background: var(--ios-bg);
  color: var(--ios-label);
  display: block;
  width: 100%;
  margin: 8px 0;
}
.ios-select:focus { outline: 2px solid var(--tint); outline-offset: 2px; }

.user-card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.user-card-extra:empty { display: none; }

.chip[id="logoutChip"], button.chip { border: none; cursor: pointer; font-family: inherit; }

.score-big { font-size: 20px; font-weight: 800; color: var(--ios-label); }
.stars.big { font-size: 1.8rem; }
.final-celebration {
  font-size: 1.4rem;
  margin: 14px 0;
  line-height: 1.6;
}

/* -------- Barra inferior de pestañas (iOS Tab Bar) -------- */
nav.tabbar {
  flex-shrink: 0;
  display: flex;
  background: rgba(242, 242, 247, 0.86);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-top: 0.5px solid var(--ios-separator);
  padding: 6px 4px max(6px, env(safe-area-inset-bottom));
}
.navbtn {
  flex: 1;
  background: none;
  border: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 4px 2px;
  cursor: pointer;
  color: var(--ios-tertiary-label);
  font-family: inherit;
}
.navicon { font-size: 21px; line-height: 1; filter: grayscale(1); opacity: 0.55; }
.navlabel { font-size: 10px; font-weight: 600; }
.navbtn.active { color: var(--tint); }
.navbtn.active .navicon { filter: none; opacity: 1; }
.navbtn.active .navlabel { color: var(--tint); }

@media (max-width: 480px) {
  .options { grid-template-columns: 1fr; }
  .match-grid { gap: 10px; }
}